Looks like the caching might be a bit too aggressive there. Toggling a property (such as Visible) of the Container on the web page should also cause it to refresh without having to reload the project. If you're able, please create a Feedback case for this.

@Paul L Looks like the caching might be a bit too aggressive there. Toggling a property (such as Visible) of the Container on the web page should also cause it to refresh without having to reload the project. If you're able, please create a Feedback case for this.